If you don't mind, you can use my car.

Above all, grammar is the most important in learning Japanese.

We need personnel who can handle any problem.

He said 'thank you'.

He is studying late into the night to learn a new computer language.

Learning Modern English is important for smooth international communication.

He is interested in the study of constructed languages.

He remained silent and didn't say anything.

He is an expert in sociolinguistics.

I am very interested in sociolinguistics.